EP3605889A4 - Test-use control device, optical wavelength multiplex transmission device, test-use control circuit and method, and program recording medium - Google Patents

Test-use control device, optical wavelength multiplex transmission device, test-use control circuit and method, and program recording medium Download PDF

Info

Publication number
EP3605889A4
EP3605889A4 EP18777833.7A EP18777833A EP3605889A4 EP 3605889 A4 EP3605889 A4 EP 3605889A4 EP 18777833 A EP18777833 A EP 18777833A EP 3605889 A4 EP3605889 A4 EP 3605889A4
Authority
EP
European Patent Office
Prior art keywords
test
use control
recording medium
optical wavelength
program recording
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP18777833.7A
Other languages
German (de)
French (fr)
Other versions
EP3605889A1 (en
Inventor
Yasushi Hara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of EP3605889A1 publication Critical patent/EP3605889A1/en
Publication of EP3605889A4 publication Critical patent/EP3605889A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07957—Monitoring or measuring wavelength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/572—Wavelength control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
EP18777833.7A 2017-03-30 2018-03-22 Test-use control device, optical wavelength multiplex transmission device, test-use control circuit and method, and program recording medium Withdrawn EP3605889A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017069165 2017-03-30
PCT/JP2018/011484 WO2018180913A1 (en) 2017-03-30 2018-03-22 Test-use control device, optical wavelength multiplex transmission device, test-use control circuit and method, and program recording medium

Publications (2)

Publication Number Publication Date
EP3605889A1 EP3605889A1 (en) 2020-02-05
EP3605889A4 true EP3605889A4 (en) 2020-04-22

Family

ID=63677070

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18777833.7A Withdrawn EP3605889A4 (en) 2017-03-30 2018-03-22 Test-use control device, optical wavelength multiplex transmission device, test-use control circuit and method, and program recording medium

Country Status (5)

Country Link
US (1) US10998998B2 (en)
EP (1) EP3605889A4 (en)
JP (1) JP6747581B2 (en)
CN (1) CN110521147B (en)
WO (1) WO2018180913A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2720396A2 (en) * 2012-10-12 2014-04-16 Fujitsu Limited Optical transmission system, method of testing optical transmission system, and program of testing optical transmission system
US20140205281A1 (en) * 2013-01-24 2014-07-24 Fujitsu Limited Apparatus and method for monitoring wavelength tunable optical filter
US20150280852A1 (en) * 2014-03-31 2015-10-01 Fujitsu Limited Transmission device and optical transmission system
US20160381441A1 (en) * 2013-07-11 2016-12-29 Fujitsu Limited Optical transmission device, optical transmission system, and optical transmission method

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2644829B2 (en) 1988-06-24 1997-08-25 株式会社リコー Optical information recording / reproducing device
JPH1127238A (en) 1997-07-01 1999-01-29 Canon Inc Optical transmitter, optical communication system using the same and wavelength control method
JP2001066219A (en) 1999-08-26 2001-03-16 Ando Electric Co Ltd Wavemeter
JP2001251245A (en) 2000-03-03 2001-09-14 Fujitsu Ltd System and method for uniformizing transmission characteristic in wavelength division multiplex optical communication system
KR100419424B1 (en) * 2001-09-22 2004-02-19 삼성전자주식회사 Apparatus for optical signal performance monitoring in wavelength division multiplexing system
JP4540289B2 (en) 2002-06-28 2010-09-08 富士通株式会社 Wavelength division multiplexing optical transmission system and wavelength division multiplexing optical transmission method
CA2571836A1 (en) * 2004-07-15 2006-01-19 Metconnex Canada Inc. Shared optical performance monitoring
DE602005001317T2 (en) * 2005-03-07 2008-02-07 Alcatel Lucent Wavelength grid for DWDM
JP2010226169A (en) * 2009-03-19 2010-10-07 Fujitsu Ltd Optical transmission apparatus, optical communication method and optical communication system
JP2012023607A (en) * 2010-07-15 2012-02-02 Nec Corp Wavelength multiplex optical transmission system and wavelength interval setting method
JP6442884B2 (en) 2014-06-25 2018-12-26 富士通株式会社 Optical transmission system, optical transmission device, and wavelength interval measuring device
JP6589276B2 (en) * 2015-01-13 2019-10-16 富士通株式会社 Optical transmission apparatus, optical transmission system, and transmission wavelength control method
JP6797519B2 (en) 2015-10-02 2020-12-09 大阪瓦斯株式会社 Negative electrode material for lithium secondary battery and its manufacturing method, composition for forming negative electrode active material layer, negative electrode for lithium secondary battery, lithium secondary battery, and resin composite silicon particles

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2720396A2 (en) * 2012-10-12 2014-04-16 Fujitsu Limited Optical transmission system, method of testing optical transmission system, and program of testing optical transmission system
US20140205281A1 (en) * 2013-01-24 2014-07-24 Fujitsu Limited Apparatus and method for monitoring wavelength tunable optical filter
US20160381441A1 (en) * 2013-07-11 2016-12-29 Fujitsu Limited Optical transmission device, optical transmission system, and optical transmission method
US20150280852A1 (en) * 2014-03-31 2015-10-01 Fujitsu Limited Transmission device and optical transmission system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018180913A1 *

Also Published As

Publication number Publication date
WO2018180913A1 (en) 2018-10-04
EP3605889A1 (en) 2020-02-05
CN110521147A (en) 2019-11-29
US10998998B2 (en) 2021-05-04
JP6747581B2 (en) 2020-08-26
US20200099462A1 (en) 2020-03-26
JPWO2018180913A1 (en) 2020-01-16
CN110521147B (en) 2021-11-09

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